Lucent Technologies manual Typical Circuit Showing the USS-720 Bridging USB to Parallel Port

Evaluation Kit for USS-720 Instant USB	Information Manual, Rev. 1
USB-to-IEEE1284 Bridge	September 1999

Table of Contents (continued)
nFault Interrupt	5-23
Bulk In Interrupt	5-23
Bulk Out Interrupt	5-23
Change Interrupt	5-23
Disconnect Interrupt	5-23
External Circuitry Requirements	5-24
Filter Bypass Mode	5-25
High Drive Mode	5-25
Self-Powered Mode	5-25
Absolute Maximum Ratings	5-25
Electrical Characteristics	5-26
Timing Characteristics	5-27
Outline Diagram	5-28
44-Pin MQFP	5-28
Ordering Information	5-28
Typical Circuit Showing the USS-720 Bridging USB to Parallel Port
Application Note	6-1
Description	6-1
USS-720 USB Device Driver Preliminary User Guide	7-1
1. Introduction	7-1
2. Initialization	7-3
3. I/O File Functions	7-3
3.1. CreateFile	7-4
3.2. ReadFile	7-5
3.3. WriteFile	7-6
3.4. DeviceIoControl	7-7
3.5. CloseHandle	7-8
4. I/O Control Codes	7-9
4.1. IOCTL_1284_ ECP_FWDTOREV	7-10
4.2. IOCTL_1284_ECP_REVTOFWD	7-11
4.3. IOCTL_1284_ ECP_SET_CHANNEL	7-12
4.4. IOCTL_1284_ SET_MODE	7-13
4.5. IOCTL_1284_ TERMINATE	7-14
4.6. IOCTL_ABORT_PIPE	7-15
4.7. IOCTL_CANCEL_PIPE_REQUEST	7-16
4.8. IOCTL_GET_1284_REGISTER	7-17
4.9. IOCTL_GET_ALTSETTING	7-18
4.10. IOCTL_GET_CAPABILITIES	7-19
4.11. IOCTL_GET_CONFIGURATION_DESCRIPTOR	7-20
4.12. IOCTL_GET_DEVICE_DESCRIPTOR	7-21
4.13. IOCTL_GET_DEVICE_INSTANCES	7-22
4.14. IOCTL_GET_INTERFACE	7-23
4.15. IOCTL_GET_PORT_STATUS	7-24
4.16. IOCTL_ISSUE_USS720_COMMAND	7-25
4.17. IOCTL_READ_INTERRUPT_PIPE	7-26
4.18. IOCTL_RESET_PIPE	7-27
4.19. IOCTL_SET_1284_REGISTER	7-28

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